The phrase 'rule of thumb' is derived from and old English law which stated that you couldn't beat your wife with anything wider than your thumb.
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The six official languages of the United Nations are Arabic, Chinese, English, French, Russian, and Spanish.
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Canada is an Indian word meaning 'Big Village'.
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In England, in the 1880's, 'Pants' was considered a dirty word.
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Switching letters is called spoonerism. For example, saying "jag of Flapan", instead of "flag of Japan".
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The dot over the letter 'i' is called a tittle.
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There was no punctuation until the 15th century.
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